/* UItoTop jQuery Plugin 1.2 | Matt Varone | http://www.mattvarone.com/web-design/uitotop-jquery-plugin */
(function($) {
	$.fn.UItoTop = function(options) {
		var defaults = {
				text: 'To Top',
				min: 200,
				inDelay: 600,
				outDelay: 400,
				containerID: 'toTop',
				containerHoverID: 'toTopHover',
				scrollSpeed: 1000,
				easingType: 'linear'
			},
			settings = $.extend(defaults, options),
			containerIDhash = '#' + settings.containerID,
			containerHoverIDHash = '#' + settings.containerHoverID;
		$('body').append('<a href="#" id="' + settings.containerID + '">' + settings.text + '</a>');
		$(containerIDhash).hide().on('click.UItoTop', function() {
			$('html, body').animate({
				scrollTop: 0
			}, settings.scrollSpeed, settings.easingType);
			$('#' + settings.containerHoverID, this).stop().animate({
				'opacity': 0
			}, settings.inDelay, settings.easingType);
			return false;
		}).prepend('<span id="' + settings.containerHoverID + '"></span>').hover(function() {
			$(containerHoverIDHash, this).stop().animate({
				'opacity': 1
			}, 600, 'linear');
		}, function() {
			$(containerHoverIDHash, this).stop().animate({
				'opacity': 0
			}, 700, 'linear');
		});
		$(window).scroll(function() {
			var sd = $(window).scrollTop();
			if(typeof document.body.style.maxHeight === "undefined") {
				$(containerIDhash).css({
					'position': 'absolute',
					'top': sd + $(window).height() - 50
				});
			}
			if(sd > settings.min)
				$(containerIDhash).fadeIn(settings.inDelay);
			else
				$(containerIDhash).fadeOut(settings.Outdelay);
		});
	};
})(jQuery);